Note 1 — Chapter III · THE LIPARI ISLANDS, STROMBOLI.
Reading edition
Volcanoes, p. 262. These islands are described by Hoffmann, Poggendorf Annal., vol. xxvi. (1832); also by Lyell, Principles of Geology, vol. ii., and by Judd, who personally visited them, and gives a very vivid account of their appearance and structure.